Filter rows by delivery date.

This commit is contained in:
Alexis Métaireau 2025-01-31 15:28:31 +01:00
commit 12f116c5d8
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use calamine::{open_workbook, Data, Reader, Xlsx};
#[derive(Debug, Clone)]
struct Record {
client_code: String,
species: String,
variety: String,
delivery_week: String,
}
const COLUMN_MAP: [(&str, char); 5] = [
("client_code", 'A'),
("species", 'B'),
("variety", 'C'),
("sowing_week", 'I'),
("delivery_week", 'J'),
];
fn letter_to_index(col: char) -> usize {
(col as u8 - b'A') as usize
}
fn column_name_to_index(column: &str) -> usize {
COLUMN_MAP
.map(|(name, col)| (name, letter_to_index(col)))
.iter()
.find(|(name, _)| *name == column)
.unwrap()
.1
}
fn get_cell_value(row: &[Data], column: &str) -> String {
let col_index = column_name_to_index(column);
match row.get(col_index) {
Some(Data::String(s)) => s.to_string(),
Some(Data::Float(f)) => f.to_string(),
_ => "".to_string(),
}
}
fn parse_xlsx(delivery_week_filter: &str) -> Result<Vec<Record>, Box<dyn std::error::Error>> {
let mut workbook: Xlsx<_> = open_workbook("data.xlsx")?;
let range = workbook.worksheet_range("Feuille1")?;
let records: Vec<Record> = range
.rows()
.filter_map(|row| {
let delivery_week = get_cell_value(row, "delivery_week");
if delivery_week.to_lowercase() != delivery_week_filter.to_lowercase() {
return None;
}
Some(Record {
client_code: get_cell_value(row, "client_code"),
species: get_cell_value(row, "species"),
variety: get_cell_value(row, "variety"),
delivery_week,
})
})
.collect();
Ok(records)
}
fn main() -> Result<(), Box<dyn std::error::Error>> {
let records = parse_xlsx("s06")?;
for record in records {
println!("{:?}", record);
}
Ok(())
}